Passed out teen girl most teens, fainting is not connected with other health problems, so a doctor will probably not need to do anything beyond examining you and asking a few questions. So the person usually recovers after a minute or two. Someone Passed out teen girl has fainted will usually recover quickly. Tests depend on what the doctor thinks might be causing the problem. Because it's normal to feel a bit weak after fainting, be sure the person stays lying down for a bit. Instead, loosen any tight clothing — such as belts, collars, or ties — to help restore blood flow.